Чашечка Java

Освойте Spring и переходите на новый уровень в Java-разработке В OTUS стартовал 18-й набор на онлайн-курс «Разработчик на Spring Framework». Это уникальная авторская программа, которой уже более 5 лет. Преподаватели курса — ведущие программисты крупных международных и российских IT-компаний. Среди них: DXC Technology, Deutsche Telecom IT Solutions, Quick Resto и другие. На живых вебинарах с экспертами вы освоите: - Создание сложных web-приложения на микросервисной архитектуре - Современные возможности Spring - Быстрое прохождение пути от идеи до production-grade - Технологии вспомогательных проектов (Spring MVC, Spring Security, Spring Boot, Spring Reactive Stack, Spring 5) Во время обучения вы выполните выпускной проект по Spring Framework, который усилит ваше портфолио. Пройдите тест и займите место в группе по спец.цене: https://otus.pw/00ta/ Это #партнёрский пост

Нагрузочный клиент по тестированию Кафка в Avro формате на Java Современный Фреймворк Spring Boot позволяет писать очень многие вещи писать современным программистам в две-три строчки, просто подключив нужную зависимость, для этого нужно уметь хорошо ориентироваться в возможностях этого Фреймворка, но есть вещи, которые всё же приходится писать руками. В событийном сегменте сегодня для разработки очень популярна Kafka и Spring Boot её поддерживает, но, если рассматривать формат сериализации сообщений Avro, ключевая особенность которого максимально возможное сжатие и отсутствие ключей в передаваемых сообщениях, а наличие только значений. Сегодня Spring Boot поддерживает не в полной мере Avro? для корректной работы этой технологи приходится использовать конфигурирование на основе обычного Spring, не Boot. А дело вот в чём: Читать: https://habr.com/ru/post/678144/?utm_campaign=678144

17 Linux and SQL Interview Questions for 2 to 5 Years Experienced Java Programmers Hello guys, If you have worked as a software developer or Java programmer then you know that SQL, Linux, and Networking fundamentals are essential skills for any Java developer, especially for server-side Java programmers. It actually doesn't matter whether you are applying for the job as a Java developer or C++ developer, Python developer or Ruby programmer, SQL and UNIX always have some role to play in your career. It's even essential for people who have less to do with programming like application support guys, business analysts, project managers, and subject matter experts.  Hence, it's imperative for any programmer or IT professional to prepare both SQL and UNIX well before going for any job interview. Java Interview questions and tutorials Read: http://www.java67.com/2017/08/top-17-sql-and-unix-interview-questions.html

Top 25 Java Error and Exception Interview Questions Answers 1) The difference between checked and Unchecked Exceptions in Java? For checked exceptions, the compiler ensures that they are either handled using try-catch, try-finally, or try-catch-finally block or thrown away. If a method, which throws a checked exception like IOException, and doesn't handle them or doesn't declare them in the throws class of the method, a compile-time error will occur. On the other hand, the compiler doesn't do similar checks for an unchecked exception, that's why it is known as un-checked. These are also called runtime exceptions because they extend java.lang.RuntimeException. Java Interview questions and tutorials Read: http://www.java67.com/2019/06/top-25-java-exception-interview-questions-answers.html

How to add or view SSL certificate in Java keyStore or trustStore? keytool command examples The keytool command in Java is a tool for managing certificates into keyStore and trustStore which is used to store certificates and requires during the SSL handshake process. By using the keytool commandyou can do many things but some of the most common operations are viewing certificates stored in the keystore, importing new certificates into the keyStore, delete any certificate from the keystore, etc. For those who are not familiar keyStore, trustStore, and SSL Setup for Java application Here is a brief overview of What is a trustStore and keyStore in Java. Java Interview questions and tutorials Read: http://www.java67.com/2012/09/keytool-command-examples-java-add-view-certificate-ssl.html

10 Advanced Core Java Interview questions for Experienced Programmers Java interview questions for Senior and Experienced programmer Java is very big and there is no way to prepare completely for any core java interview but there is a level of the question that depends upon your experience, if you are fresher then questions asked in Java interview are mostly based on fundamentals like Iterator vs Enumeration in Java, Why main is public static and void or maybe ArrayList vs LinkedList in Java. Things changes when you apply for a senior developer, Technical lead, or Team Lead Java position, questions asked on that level are more advanced and less popular among Java circles, you may be asked questions from design pattern, questions from multi-threading, Collections, and even asked to write code, design classes and prepare JUnit tests. Java Interview questions and tutorials Read: http://www.java67.com/2012/08/10-advanced-core-java-interview.html

10 AWT Swing Interview Questions Answers in Java AWT and Swing Interview Questions are part of any Java interviews which involves GUI development work. Since AWT(Abstract Windows Toolkit) and Swing offers most popular Java GUI solutions, Yes, JavaFX has still lot of path to cover in terms of popularity and usability of Swing. In Investment banking, where Java rules on server side application development, Swing was heavily used in GUI development couple of years back. Now trends is shifting towards C# for GUI development due to couple of reasons e.g. good Swing developers are not easy to be found as compared to C# developers. By the way there are still many development work is going on Swing. One of the reason Swing developers are high in demand is because Swing is quickly becoming a niche technology. Java Interview questions and tutorials Read: http://www.java67.com/2013/01/10-awt-swing-interview-questions-answers-java.html

Как войти в блокчейн-разработку через Java и Kotlin: представляем JVM SDK смарт-контрактов Всем привет! Меня зовут Степан Кашинцев, я руководитель группы разработки в Waves Enterprise, а конкретно — подразделения, отвечающего за создание децентрализованных приложений, реализующих процессы реального бизнеса на базе нашего блокчейна. В этом посте я хочу рассказать о нашем SDK для JVM-языков программирования, с помощью которого каждый Java/Kotlin-разработчик сможет попробовать себя в создании блокчейн-приложений. Читать: https://habr.com/ru/post/678062/?utm_campaign=678062

Top 24 Java Date, Time, and Calendar Interview Questions Answers The Date and Time API is a significant one for day-to-day Java development work, but many interviewers don't ask enough questions on this topic. Most of the questions are based on either Java Collection framework like HashMap, ConcurrentHashMap, or ArrayList or multi-threading concepts like volatile, synchronized, and atomic variables. This is not good, and many interviewers have realized that a good understanding of date and time API is also important for a good Java developer. That's the main reason for increasing date, time, and calendar-based Java interview questions in recent times, particularly in the last couple of years. Java Interview questions and tutorials Read: http://www.java67.com/2017/08/top-10-date-time-and-calendar-Java-Interview-Questions.html

Top 40 Binary Tree Coding Interview Questions for Programmers Hello guys, if you are preparing for coding interviews and want to master tree-based questions then you have come to the right place. A tree is one of the most important data structures because it allows you to store hierarchical data as opposed to an array and linked list which allows storing linear data. That's why knowledge of tree data structure is very important from an interview point of view. A lot of programmers and my readers have been asking me to share some binary tree-based coding interview questions, just like I have done for the array, linked list, string, software design, patterns, hash table, and data structure in general. Java Interview questions and tutorials Read: http://www.java67.com/2020/02/top-40-binary-tree-interview-questions.html

Top 20 Project Management Interview Questions Answers for 2 to 5 Years Experienced Hello guys, if you are preparing for project manager interview and looking for frequently asked Project Management interview questions with Answers then you have come to the right place. In the past, I have shared best books and courses to learn Project Management, including best PMP courses to prepare for popular Project Management Professional Certification and in this article, I am going to share 20 common Project Management related questions from Interviews. But, before we get to some of the most important and frequently asked Project Management interview questions, let me tell you a little bit about what Project Management is. Java Interview questions and tutorials Read: http://www.java67.com/2022/06/project-management-interview-questions.html

Top 20 Cloud Computing Interview Questions with Answers As most of you must already know, cloud computing has recently emerged as a hotspot because of its easy usability. Cloud computing is not just limited to IT and software firms. It is used by companies across sectors like banking, retail, computing, education, and automobile. Many companies all over the world have begun using cloud computing for data storage and implementation. If you are looking to get into cloud computing, opportunities are limitless and the remunerations are high. Java Interview questions and tutorials Read: http://www.java67.com/2022/06/cloud-computing-interview-questions.html

Top 20 Bootstrap Interview Questions With Answers for Web Designers and Developers Hello guys, if you are preparing for web design and development interview and looking for Bootstrap interview questions then you have come to the right place. Earlier, I have shared HTML 5 Interview Questions and best online courses to learn HTML, CSS and Bootstrap courses and today, I am going  to share bootstrap interview questions with answers.  Here is a chance for you to make sure that you go into that Bootstrap interview with your head up high. Being ready for that interview is the major step that you can make as you seek to impress the interview panel on the interview day. Java Interview questions and tutorials Read: http://www.java67.com/2022/06/top-20-bootstrap-interview-questions.html

Top 20 PL/SQL Interview Questions with Answers Hello guys, if you are preparing for Oracle or PL/SQL Job or a Developer job where PL/SQL skills are needed and looking for frequently asked PL/SQL Interview Questions then you have come to the right place. Earlier, I have shared both best PL/SQL courses and best PL/SQL books and in this article, I am going to share popular PL/SQL Interview Questions you can revise before your interview. Preparing for PL/SQL Interview is not a rocket science and you can prepare for it the same way you prepare for other interviews. Java Interview questions and tutorials Read: http://www.java67.com/2022/06/top-20-plsql-interview-questions-with.html

Top 20 Web Development Interview Questions with Answers Hello guys, if you are preparing for web developer job and looking for popular web development interview questions for preparation then you have come to the right place. Earlier, I have shared HTML Interview Question, CSS Interview Questions, and JavaScript Interview Questions and in this article, I am going to share common web development interview questions. You may be thinking how much different it is from other list but this is a general questions about web development like web services, images, SOAP, REST, Pagination etc. Java Interview questions and tutorials Read: http://www.java67.com/2022/06/web-development-interview-questions.html

Top 20 AI Interview Questions with Answers Hello guys, if you are preparing for AI developer interview and looking for AI Interview questions and answers then you have come to the right place. Earlier, I have shared Python Interview Questions and Machine Learning Interview Questions and in this article, I am going to share 20 common Artificial Intelligence Interview Questions with answers for 1 to 2 years experienced professionals. If you have worked in the field of AI then you most likely know the answers of all of these questions but if you cannot answer then you can always check these best AI Courses to learn and improve your AI fundamental concepts. Java Interview questions and tutorials Read: http://www.java67.com/2022/06/ai-interview-questions-with-answers.html

Top 20 Cyber Security Interview Questions with Answers Hello guys, if you are preparing for Cyber Security Engineer Job interviews and looking for frequently asked Cyber Security Interview questions with answers then you have come to the right place. Earlier, I hare shared best Cyber Security online courses and best Ethical Hacking online courses and in this article, I am going to share 20 common Interview Questions for Cyber Security Professionals. These interview questions are great to revise key Cyber Security concepts, tools, and process before you go for any interview. Java Interview questions and tutorials Read: http://www.java67.com/2022/06/cyber-security-interview-questions.html

Нетология и ВШЭ проводят день открытых дверей в рамках магистерской программы «Кибербезопасность» Встреча будет полезна как выпускникам бакалавриата по IT-направлениям, так и практикующим специалистам в кибербезопасности. На ней спикеры обсудят, с какими сложностями столкнулись специалисты по ИБ в 2022, какие решения выработали и над какими задачами еще предстоит работать. Участие бесплатное: https://tprg.ru/Xtzr Это #партнёрский пост

Программирование JavaFX: использование SceneBuilder В прошлой статье мы начали разговор о фреймворке JavaFX, который позволяет создавать интерфейсы, оставаясь в рамках знакомой вам среды разработки (не нужно изучать веб-технологии). В этот раз мы поговорим о средстве упрощения и ускорения разработки интерфейсов — SceneBuilder. Читать: https://habr.com/ru/post/676290/?utm_campaign=676290

Obituary: Alex Blewitt It is with great sadness that we announce that InfoQ editor Dr. Alex Blewitt has unexpectedly passed away. By Daniel Bryant Read: https://www.infoq.com/news/2022/07/alex-blewitt/